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Create a branch for cmake bringup.
svn path=/branches/cmake-bringup/; revision=48236
This commit is contained in:
Amine Khaldi
parent
a28e798006
commit
c424146e2c
20602 changed files with 0 additions and 1140137 deletions
297
lib/rtl/res.c
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297
lib/rtl/res.c
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/*
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* PE file resources
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*
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* Copyright 1995 Thomas Sandford
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* Copyright 1996 Martin von Loewis
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* Copyright 2003 Alexandre Julliard
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* Copyright 1993 Robert J. Amstadt
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* Copyright 1997 Marcus Meissner
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/* INCLUDES *****************************************************************/
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#include <rtl.h>
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#define NDEBUG
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#include <debug.h>
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NTSTATUS find_entry( PVOID BaseAddress, LDR_RESOURCE_INFO *info,
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ULONG level, void **ret, int want_dir );
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/* FUNCTIONS ****************************************************************/
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int page_fault(ULONG ExceptionCode)
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{
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if (ExceptionCode == EXCEPTION_ACCESS_VIOLATION ||
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ExceptionCode == EXCEPTION_PRIV_INSTRUCTION)
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return EXCEPTION_EXECUTE_HANDLER;
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return EXCEPTION_CONTINUE_SEARCH;
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}
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/**********************************************************************
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* is_data_file_module
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*
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* Check if a module handle is for a LOAD_LIBRARY_AS_DATAFILE module.
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*/
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static int is_data_file_module( PVOID BaseAddress )
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{
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return (ULONG_PTR)BaseAddress & 1;
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}
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/**********************************************************************
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* push_language
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*
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* push a language in the list of languages to try
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*/
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int push_language( USHORT *list, ULONG pos, WORD lang )
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{
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ULONG i;
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for (i = 0; i < pos; i++) if (list[i] == lang) return pos;
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list[pos++] = lang;
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return pos;
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}
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/**********************************************************************
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* find_first_entry
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*
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* Find the first suitable entry in a resource directory
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*/
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IMAGE_RESOURCE_DIRECTORY *find_first_entry( IMAGE_RESOURCE_DIRECTORY *dir,
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void *root, int want_dir )
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{
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const IMAGE_RESOURCE_DIRECTORY_ENTRY *entry = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(dir + 1);
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int pos;
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for (pos = 0; pos < dir->NumberOfNamedEntries + dir->NumberOfIdEntries; pos++)
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{
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if (!entry[pos].DataIsDirectory == !want_dir)
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return (IMAGE_RESOURCE_DIRECTORY *)((char *)root + entry[pos].OffsetToDirectory);
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}
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return NULL;
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}
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/**********************************************************************
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* find_entry_by_id
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*
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* Find an entry by id in a resource directory
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*/
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IMAGE_RESOURCE_DIRECTORY *find_entry_by_id( IMAGE_RESOURCE_DIRECTORY *dir,
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WORD id, void *root, int want_dir )
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{
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const IMAGE_RESOURCE_DIRECTORY_ENTRY *entry;
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int min, max, pos;
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entry = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(dir + 1);
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min = dir->NumberOfNamedEntries;
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max = min + dir->NumberOfIdEntries - 1;
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while (min <= max)
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{
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pos = (min + max) / 2;
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if (entry[pos].Id == id)
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{
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if (!entry[pos].DataIsDirectory == !want_dir)
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{
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DPRINT("root %p dir %p id %04x ret %p\n",
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root, dir, id, (const char*)root + entry[pos].OffsetToDirectory);
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return (IMAGE_RESOURCE_DIRECTORY *)((char *)root + entry[pos].OffsetToDirectory);
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}
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break;
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}
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if (entry[pos].Id > id) max = pos - 1;
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else min = pos + 1;
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}
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DPRINT("root %p dir %p id %04x not found\n", root, dir, id );
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return NULL;
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}
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/**********************************************************************
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* find_entry_by_name
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*
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* Find an entry by name in a resource directory
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*/
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IMAGE_RESOURCE_DIRECTORY *find_entry_by_name( IMAGE_RESOURCE_DIRECTORY *dir,
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LPCWSTR name, void *root,
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int want_dir )
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{
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const IMAGE_RESOURCE_DIRECTORY_ENTRY *entry;
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const IMAGE_RESOURCE_DIR_STRING_U *str;
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int min, max, res, pos, namelen;
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if (!((ULONG_PTR)name & 0xFFFF0000)) return find_entry_by_id( dir, (ULONG_PTR)name & 0xFFFF, root, want_dir );
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entry = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(dir + 1);
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namelen = wcslen(name);
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min = 0;
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max = dir->NumberOfNamedEntries - 1;
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while (min <= max)
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{
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pos = (min + max) / 2;
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str = (const IMAGE_RESOURCE_DIR_STRING_U *)((const char *)root + entry[pos].NameOffset);
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res = _wcsnicmp( name, str->NameString, str->Length );
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if (!res && namelen == str->Length)
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{
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if (!entry[pos].DataIsDirectory == !want_dir)
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{
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DPRINT("root %p dir %p name %ws ret %p\n",
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root, dir, name, (const char*)root + entry[pos].OffsetToDirectory);
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return (IMAGE_RESOURCE_DIRECTORY *)((char *)root + entry[pos].OffsetToDirectory);
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}
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break;
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}
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if (res < 0) max = pos - 1;
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else min = pos + 1;
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}
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DPRINT("root %p dir %p name %ws not found\n", root, dir, name);
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return NULL;
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}
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#ifdef __i386__
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NTSTATUS NTAPI LdrpAccessResource( PVOID BaseAddress, IMAGE_RESOURCE_DATA_ENTRY *entry,
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void **ptr, ULONG *size )
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#else
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static NTSTATUS LdrpAccessResource( PVOID BaseAddress, IMAGE_RESOURCE_DATA_ENTRY *entry,
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void **ptr, ULONG *size )
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#endif
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{
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NTSTATUS status = STATUS_SUCCESS;
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_SEH2_TRY
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{
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ULONG dirsize;
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if (!RtlImageDirectoryEntryToData( BaseAddress, TRUE, IMAGE_DIRECTORY_ENTRY_RESOURCE, &dirsize ))
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status = STATUS_RESOURCE_DATA_NOT_FOUND;
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else
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{
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if (ptr)
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{
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if (is_data_file_module(BaseAddress))
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{
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PVOID mod = (PVOID)((ULONG_PTR)BaseAddress & ~1);
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*ptr = RtlImageRvaToVa( RtlImageNtHeader(mod), mod, entry->OffsetToData, NULL );
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}
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else *ptr = (char *)BaseAddress + entry->OffsetToData;
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}
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if (size) *size = entry->Size;
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}
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}
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_SEH2_EXCEPT(page_fault(_SEH2_GetExceptionCode()))
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{
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status = _SEH2_GetExceptionCode();
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}
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_SEH2_END;
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return status;
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}
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/*
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* @implemented
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*/
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NTSTATUS NTAPI
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LdrFindResource_U(PVOID BaseAddress,
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PLDR_RESOURCE_INFO ResourceInfo,
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ULONG Level,
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PIMAGE_RESOURCE_DATA_ENTRY* ResourceDataEntry)
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{
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void *res;
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NTSTATUS status = STATUS_SUCCESS;
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_SEH2_TRY
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{
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if (ResourceInfo)
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{
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DPRINT( "module %p type %ws name %ws lang %04lx level %ld\n",
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BaseAddress, (LPCWSTR)ResourceInfo->Type,
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Level > 1 ? (LPCWSTR)ResourceInfo->Name : L"",
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Level > 2 ? ResourceInfo->Language : 0, Level );
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}
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status = find_entry( BaseAddress, ResourceInfo, Level, &res, FALSE );
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if (status == STATUS_SUCCESS) *ResourceDataEntry = res;
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}
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_SEH2_EXCEPT(page_fault(_SEH2_GetExceptionCode()))
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{
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status = _SEH2_GetExceptionCode();
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}
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_SEH2_END;
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return status;
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}
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#ifndef __i386__
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/*
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* @implemented
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*/
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NTSTATUS NTAPI
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LdrAccessResource(IN PVOID BaseAddress,
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IN PIMAGE_RESOURCE_DATA_ENTRY ResourceDataEntry,
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OUT PVOID* Resource OPTIONAL,
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OUT PULONG Size OPTIONAL)
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{
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return LdrpAccessResource( BaseAddress, ResourceDataEntry, Resource, Size );
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}
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#endif
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/*
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* @implemented
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*/
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NTSTATUS NTAPI
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LdrFindResourceDirectory_U(IN PVOID BaseAddress,
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IN PLDR_RESOURCE_INFO info,
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IN ULONG level,
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OUT PIMAGE_RESOURCE_DIRECTORY* addr)
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{
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void *res;
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NTSTATUS status = STATUS_SUCCESS;
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_SEH2_TRY
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{
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if (info)
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{
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DPRINT( "module %p type %ws name %ws lang %04lx level %ld\n",
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BaseAddress, (LPCWSTR)info->Type,
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level > 1 ? (LPCWSTR)info->Name : L"",
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level > 2 ? info->Language : 0, level );
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}
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status = find_entry( BaseAddress, info, level, &res, TRUE );
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if (status == STATUS_SUCCESS) *addr = res;
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}
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_SEH2_EXCEPT(page_fault(_SEH2_GetExceptionCode()))
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{
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status = _SEH2_GetExceptionCode();
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}
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_SEH2_END;
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return status;
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}
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/*
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* @unimplemented
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*/
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NTSTATUS NTAPI
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LdrEnumResources(IN PVOID BaseAddress,
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IN PLDR_RESOURCE_INFO ResourceInfo,
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IN ULONG Level,
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IN OUT PULONG ResourceCount,
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OUT PVOID Resources OPTIONAL)
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{
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UNIMPLEMENTED;
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return STATUS_NOT_IMPLEMENTED;
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}
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